/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
/**
 * @DocumentEdit.java
 * 汇智互联版权所有，未经许可，不得使用
 */

package com.wisii.wisedoc.undo;

import javax.swing.undo.AbstractUndoableEdit;

import com.wisii.wisedoc.document.listener.CompoundElementChange;

/**
 * 类功能描述：编辑原子操作类
 * 
 * 作者：zhangqiang 创建日期：2008-8-15
 */
public class DocumentEdit extends AbstractUndoableEdit
{
	// 文档undo，redo后用来记录所做的文档操作,undo，redo时需要更新Changes
	protected CompoundElementChange _changes;

	/**
	 * 
	 * undo，redo后返回所做的为文档操作
	 * 
	 * @param {引入参数名}
	 *            {引入参数说明}
	 * @return {返回参数名} {返回参数说明}
	 * @exception {说明在某情况下,将发生什么异常}
	 */
	CompoundElementChange getElementChange()
	{
		return _changes;
	}
}
